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Finding the Fourth Proportional to 291,182.04, 436,811.49 and 101,645.82

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Solution

The fourth proportional to 291,182.04, 436,811.49 and 101,645.82 is: 152,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,182.04 : 436,811.49 = 101,645.82 : x
  2. Step 2: Convert to fraction form
    291,182.04/436,811.49 = 101,645.82/x
  3. Step 3: Cross multiply
    291,182.04x = 436,811.49 × 101,645.82
  4. Step 4: Simplify right side
    291,182.04x = 44,400,062,086.47
  5. Step 5: Solve for x
    x = 44,400,062,086.47/291,182.04
  6. Step 6: Final answer
    x = 152,482.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.